1. Conservation Science Group Department of Zoology University of Cambridge Cambridge CB2 3EJ UK
2. Plant Biology & Nature Management Vrije Universiteit Brussel Pleinlaan 2 1050 Brussels Belgium
3. Laboratory of Systems Ecology and Resource Management Université Libre de Bruxelles CP 264/1, Avenue F.D. Roosevelt 50 1050 Brussels Belgium
4. Centre for Sustainable Development Ghent University Poel 16 9000 Gent Belgium
5. School of People, Environment and Planning Massey University Private Bag 11222 Palmerston North New Zealand
6. Center of Cultural Anthropology Université Libre de Bruxelles CP 124, Avenue F.D Roosevelt 501050 Brussels Belgium
7. Public Health Department Vrije Universiteit Brussel Laarbeeklaan 103 1090 Brussels Belgium